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Source: Samsung Galaxy S25 Series China New Product Conference
On February 11, it was equipped with a new generation of satellite communication chips on Zhongkejing.DX-S702The official release of the Samsung Galaxy S25 Ultra marks the first time Samsung Electronics has integrated in a flagship modelTiantong satellite communication function. As the core partner of ZhongkejingOfficial Authorized Agent，Bangjing Technology · BONCHIPsynchronous open tiantong satellite communication terminalBaseband chip, module supply and customized development servicesTo provide enterprises with full-process technology empowerment from hardware to protocol stack.
With the collaborative support of China Telecom Satellite Corporation, Zhongkejing has achieved three major breakthroughs through DX-S702 chips:
Multimode Compatible: Support seamless switching between Tiantong satellite and ground 5G network, covering S/L dual frequency bands, and the communication rate is increased2.4Mbps；
Low power design: Using 22nm process, standby power consumption is reduced by 30%, meeting the strict endurance requirements of mobile phone terminals;
High degree of integration: The chip area is reduced to 5mm x 5mm, adapting to the trend of miniaturization of consumer electronics.
Bangjing Technology · BONCHIPAs an authorized agent of Zhongkejing, we not only provide DX-S702 chips and supporting RF modules, but also customize them based on customer needs.Satellite Communication Protocol Stack Development Kit (SDK)To assist enterprises to quickly complete the terminal equipment certification test, direct access to the satellite business network.
Click to view the BONCHIP agent qualification and chip parameters
With the acceleration of the global network of the Tiantong satellite system, the demand for satellite communications has surged in the following areas:
Emergency Communications: Real-time voice/data transmission in the non-signal area of the disaster site (supports Beidou short message fusion communication);
Internet of Things TerminalRemote management of marine buoys and monitoring equipment in no man's land;
Consumer Electronics: Mobile phones, wearable devices "heaven and earth one" communication function integration.
Bangjing Technology · BONCHIPProvide"Chip module development tools" one-stop serviceBusinesses can quickly:
✅Tiantong satellite communication function hardware integration;
✅Protocol stack adaptation and power optimization;
✅China Telecom's network access certification process agent.
While promoting the upgrading of the satellite communications industry with "autonomous and controllable" technology,Bangjing Technology · BONCHIPBuild an ecological closed loop through the following services:
Supply Chain Assurance: Tiantong baseband chip, dual-band RF modulein stock reserveSupport small batch trial production;
Development Support: Provide reference designs, antenna tuning guides, and the Tiantong Protocol Development White Paper;
Cost optimization: The price of the module scheme is lower than that of the traditional scheme.15%-20%, to help terminal manufacturers quickly mass production.
